200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00iwflee 71ms POST /ai/v1/search {} Idempotency-Key: lOw5EUFCfIBT Send ▶> POST /ai/v1/session {}
< 200 OK req_00iwflee 71ms POST /ai/v1/search {} Idempotency-Key: lOw5EUFCfIBT Send ▶